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Diffstat (limited to 'ipalib/plugins/automount.py')
| -rw-r--r-- | ipalib/plugins/automount.py | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/ipalib/plugins/automount.py b/ipalib/plugins/automount.py new file mode 100644 index 000000000..246716024 --- /dev/null +++ b/ipalib/plugins/automount.py @@ -0,0 +1,324 @@ +# Authors: +# Rob Crittenden <rcritten@redhat.com> +# Pavel Zuna <pzuna@redhat.com> +# +# Copyright (C) 2008 Red Hat +# see file 'COPYING' for use and warranty information +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; version 2 only +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +""" +Automount + +RFC 2707bis http://www.padl.com/~lukeh/rfc2307bis.txt + +A few notes on automount: +- It was a design decision to not support different maps by location +- The default parent when adding an indirect map is auto.master +- This uses the short format for automount maps instead of the + URL format. Support for ldap as a map source in nsswitch.conf was added + in autofs version 4.1.3-197. Any version prior to that is not expected + to work. + +As an example, the following automount files: + +auto.master: +/- auto.direct +/mnt auto.mnt + +auto.mnt: +stuff -ro,soft,rsize=8192,wsize=8192 nfs.example.com:/vol/archive/stuff + +are equivalent to the following LDAP entries: + +# auto.master, automount, example.com +dn: automountmapname=auto.master,cn=automount,dc=example,dc=com +objectClass: automountMap +objectClass: top +automountMapName: auto.master + +# auto.direct, automount, example.com +dn: automountmapname=auto.direct,cn=automount,dc=example,dc=com +objectClass: automountMap +objectClass: top +automountMapName: auto.direct + +# /-, auto.master, automount, example.com +dn: automountkey=/-,automountmapname=auto.master,cn=automount,dc=example,dc=co + m +objectClass: automount +objectClass: top +automountKey: /- +automountInformation: auto.direct + +# auto.mnt, automount, example.com +dn: automountmapname=auto.mnt,cn=automount,dc=example,dc=com +objectClass: automountMap +objectClass: top +automountMapName: auto.mnt + +# /mnt, auto.master, automount, example.com +dn: automountkey=/mnt,automountmapname=auto.master,cn=automount,dc=example,dc= + com +objectClass: automount +objectClass: top +automountKey: /mnt +automountInformation: auto.mnt + +# stuff, auto.mnt, automount, example.com +dn: automountkey=stuff,automountmapname=auto.mnt,cn=automount,dc=example,dc=com +objectClass: automount +objectClass: top +automountKey: stuff +automountInformation: -ro,soft,rsize=8192,wsize=8192 nfs.example.com:/vol/arch + ive/stuff + +""" +from ipalib import api, errors +from ipalib import Object, Command +from ipalib import Flag, Str +from ipalib.plugins.baseldap import * + +_map_container_dn = api.env.container_automount + +_map_default_attributes = ['automountmapname', 'description'] +_key_default_attributes = [ + 'automountkey', 'automountinformation', 'description' +] + + +class automountmap(LDAPObject): + """ + Automount map object. + """ + container_dn = _map_container_dn + object_name = 'automount map' + object_name_plural = 'automount maps' + object_class = ['automountmap'] + default_attributes = _map_default_attributes + + takes_params = ( + Str('automountmapname', + cli_name='name', + primary_key=True, + doc='automount map name', + ), + Str('description?', + cli_name='desc', + doc='description', + ), + ) + +api.register(automountmap) + + +class automountmap_add(LDAPCreate): + """ + Create new automount map. + """ + +api.register(automountmap_add) + + +class automountmap_del(LDAPDelete): + """ + Delete automount map. + """ + def post_callback(self, ldap, dn, *keys, **options): + # delete optional parental connection (direct maps may not have this) + try: + (dn_, entry_attrs) = ldap.find_entry_by_attr( + 'automountinformation', keys[0], 'automount', + base_dn=self.obj.container_dn + ) + ldap.delete_entry(dn_) + except errors.NotFound: + pass + return True + +api.register(automountmap_del) + + +class automountmap_mod(LDAPUpdate): + """ + Modify automount map. + """ + +api.register(automountmap_mod) + + +class automountmap_find(LDAPSearch): + """ + Search for automount maps. + """ + +api.register(automountmap_find) + + +class automountmap_show(LDAPRetrieve): + """ + Display automount map. + """ + +api.register(automountmap_show) + + +class automountkey(LDAPObject): + """ + Automount key object. + """ + container_dn = _map_container_dn + object_name = 'automount key' + object_name_plural = 'automount keys' + parent_object_name = 'map' + object_class = ['automount'] + default_attributes = _key_default_attributes + + takes_params = ( + Str('automountmapname', + cli_name='map', + doc='name of automount map grouping related keys', + parent_key=True, + ), + Str('automountkey', + cli_name='key', + doc='key name', + primary_key=True, + ), + Str('automountinformation', + cli_name='info', + doc='mount information', + ), + Str('description?', + cli_name='desc', + doc='description', + ), + ) + +api.register(automountkey) + + +class automountkey_add(LDAPCreate): + """ + Create new automount key. + """ + +api.register(automountkey_add) + + +class automountkey_del(LDAPDelete): + """ + Delete automount key. + """ + +api.register(automountkey_del) + + +class automountkey_mod(LDAPUpdate): + """ + Modify automount key. + """ + +api.register(automountkey_mod) + + +class automountkey_find(LDAPSearch): + """ + Modify automount key. + """ + +api.register(automountkey_find) + + +class automountkey_show(LDAPRetrieve): + """ + Display automount key. + """ + +api.register(automountkey_show) + + +class automountmap_add_indirect(LDAPCreate): + """ + Create new indirect mount point. + """ + takes_options = ( + Str('key', + cli_name='key', + doc='key name (mount point)', + ), + Str('parentmap?', + cli_name='parentmap', + doc='name of parent automount map to connect this map to', + default=u'auto.master', + autofill=True, + ), + ) + + def execute(self, map, **options): + self.api.Command['automountmap_add'](map, **options) + options['automountinformation'] = map + return self.api.Command['automountkey_add']( + options['parentmap'], options['key'], **options + ) + +api.register(automountmap_add_indirect) + + +class automount_tofiles(Command): + """ + Generate the automount maps as they would be in the filesystem. + """ + def execute(self): + ldap = self.api.Backend.ldap2 + + maps = [] + (maps, truncated) = self.api.Command['automountkey-find']( + automountmapname=u'auto.master' + ) + # TODO: handle truncated results + # it will probably require direct calls to the ldap backend + + keys = {} + for (dn, m) in maps: + info = m['automountinformation'][0] + (keys[info], truncated) = self.api.Command['automountkey_find']( + automountmapname=info + ) + # TODO: handle truncated results + + return (maps, keys) + + def output_for_cli(self, textui, result, **options): + (maps, keys) = result + + textui.print_plain('/etc/auto.master:') + for (dn, m) in maps: + textui.print_plain( + '%s\t/etc/%s' % ( + m['automountkey'][0], m['automountinformation'][0] + ) + ) + for (dn, m) in maps: + info = m['automountinformation'][0] + textui.print_plain('---------------------------') + textui.print_plain('/etc/%s:' % info) + for (dn, k) in keys[info]: + textui.print_plain( + '%s\t%s' % ( + k['automountkey'][0], k['automountinformation'][0] + ) + ) + +api.register(automount_tofiles) + |